18542264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1361}}^1$

素因数の和:1511

約数の個数: 32

約数和(自身を含む): 37754640

約数和(自身を除く): 19212376

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 262, 524, 1048, 1361, 1703, 2722, 3406, 5444, 6812, 10888, 13624, 17693, 35386, 70772, 141544, 178291, 356582, 713164, 1426328, 2317783, 4635566, 9271132, 18542264]

約数ペア:

[(1, 18542264), (2, 9271132), (4, 4635566), (8, 2317783), (13, 1426328), (26, 713164), (52, 356582), (104, 178291), (131, 141544), (262, 70772), (524, 35386), (1048, 17693), (1361, 13624), (1703, 10888), (2722, 6812), (3406, 5444)]